Product Details

Specifications

This product is a regularly gridded digital elevation model data set for the Province of British Columbia, derived from breaklines, areas and mass points. The grid spacing is 25 metres and is created from the 1:20 000 scale Terrain Resource Information Management (TRIM) Digital Elevation Model (DEM). It is distributed by 1:250k mapsheet and can be purchased through the Base Map Online Store.

The gridded DEM map tiles of B.C. are at a 1:250,000 scale with additional slope, aspect and hillshade data, based on the Terrain Resource Information Management (TRIM) 1:20,000 DEM. This data is the TRIM DEM converted to the Canadian Digital Elevation Data (CDED) format which is available from the BC Geographic Data Catalogue. Click on the Explore button to download the required letterblock. The data consists of an ordered array of ground or reflective surface elevations, recorded in metres, at regularly spaced intervals. The spacing of the grid points is .75 arc seconds north/south. The data was converted into 1:50,000 grids for distribution. The scale of this modified data is 1:250,000 which was captured from the original source data which was at a scale of 1:20,000. For the CDED format specification see the documentation available at http://geogratis.gc.ca/api/en/nrcan-rncan/ess-sst/3A537B2D-7058-FCED-8D0B-76452EC9D01F.html

Pricing

TRIM USGS format DEM (25 m detailed resolution)

$500

Gridded CDED format DEM (25 m coarse resolution)

Free

Delivery Times

The product will be available to download in the requested format within minutes of placing a Base Map Online Store order. You will receive an email with an FTP link. The order will be purged from the FTP server after seven (7) days.

Base Map Online Store

It is recommended that users understand the Base Map Online Store instructions and policies before making an order.

GeoBC

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